Fix functions that return structs to return structs, not pointers

[ZivDero]

Fixes functions that return CoordStruct, CellStruct or Matrix3D by value to actually do that, and dump the wrappers.
Needs to be tested, also BuildingClass_GetFireCoords_Wrapper is weird.

[github-actions]

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[Starkku]

Any unit/building trying to fire any weapon will crash the game
except.txt
debug.log

[ZivDero]

Any unit/building trying to fire any weapon will crash the game except.txt debug.log

Will look into it